Table 1.

Characteristics of study participants

PATIENT CHARACTERSTIC	UNILATERAL N=37	BILATERAL N=32	DISCORDANT N=34	TOTAL N=131	p
Sex (M/%)	21 (57%)	19 (59%)	25 (74%)	81 (62%)	0.30
Age	52 [45–58]	50 [45–61]	50 [46–60]	57 [42–65]	0.98
sBP (mmHg)	150 [139–161]	160 [139–189]	156 [137–171]	156 [140–174]	0.15
dBP (mmHg)	90 [78–99]	89 [79–94]	86 [80–93]	88 [79–96]	0.50
ATC/DDD index	4.3 [2.3–5.6]	5.2 [1.7–7.1]	6.2 [3.4–8.4]	5 [2.7–7.1]	0.05
H/o hypokalemia (%)	97%	84%	94%	89%	0.12
PAC (ng/dL)	36 [25–61]	24* [18–33]	26* [22–40]	28 [22–40]	0.0007
PRA (ng/mL/hr)	0.2 [0.1–0.6]	0.3 [0.1–0.7]	0.4 [0.1–0.6]	0.3 [0.1–0.6]	0.86
ARR	105 [53–371]	86 [33–185]	74 [51–219]	89 [45–245]	0.24

Data are expressed as medians [interquartile range]. sBP, systolic blood pressure; dBP, diastolic blood pressure; ATC/DDD index, standardized daily defined dose of antihypertensive medications; PAC, plasma aldosterone concentration; PRA, plasma renin activity; ARR, PAC/PRA ratio; H/o, history of.

^*p < 0.05, compared with unilateral